Endoscope



FIG. 1 is an end view of one end of an endoscope showing our new design; FIG. 2 is an end view of an opposite end thereof; FIG. 3 is a top plan view thereof; FIG. 4 is a front elevational view thereof; FIG. 5 is a bottom plan view thereof; and, FIG. 6 is a rear elevational view thereof. The structure shown in broken lines is for background purposes only and does not constitute a part of the presently claimed design. 

The ornamental design for an endoscope, as shown and described. 